@article{MZ_1949__51_169084,
     author = {W., Specht},
     title = {Die linearen {Beziehungen} zwischen h\"oheren {Kommutatoren}},
     journal = {Mathematische Zeitschrift},
     pages = {367--376},
     publisher = {mathdoc},
     volume = {51},
     year = {1949},
     zbl = {0031.00602},
     url = {http://geodesic.mathdoc.fr/item/MZ_1949__51_169084/}
}